#1A3045
Closest named color: Gunmetal (#293241). oklch(30.2% 0.048 248.6), rgb(26, 48, 69).
Aa
White text reads best on this color (13.52:1).
About this color
#1A3045 is a dark, muted blue. In OKLCH its lightness is 30%, its chroma 0.048 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Gunmetal (#293241), ΔE 0.024 away. White text reads best on it, at 13.52:1.
| Hue family | Blues |
| Lightness | dark (30%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.55:1 |
| White text | 13.52:1 |
Values
| HEX | #1A3045 |
| RGB | rgb(26, 48, 69) |
| HSL | hsl(209, 45%, 19%) |
| OKLCH | oklch(30.2% 0.048 248.6) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #1A3045 | 13.52:1 | AAA | Lc -103.1 | Preferred for body text |
| Black text on #1A3045 | 1.55:1 | Fails | Lc 0.0 | Not readable |
| #1A3045 text on white | 13.52:1 | AAA | Lc 99.9 | Preferred for body text |
| #1A3045 text on black | 1.55:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF5
oklch(93.6% 0.017 250.8)
-
Step 200
200
#CADBED
oklch(88.4% 0.031 249.7)
-
Step 300
300
#A5C4E4
oklch(80.8% 0.056 249.4)
-
Step 400
400
#73A5D6
oklch(70.6% 0.09 248.7)
-
Step 500
500
#4C8ECC
oklch(63% 0.116 248.8)
-
Step 600
600
#2C77B9
oklch(55.5% 0.126 248.8)
-
Step 700
700
#1E649F
oklch(49.1% 0.116 248.6)
-
Step 800
800
#1C5281
oklch(42.8% 0.096 248.6)
-
Step 900
900
#1D4467
oklch(37.6% 0.075 248.2)
-
Step 950
950 (this color)
#1A3045
oklch(30.2% 0.048 248.6)
#1A3045 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #273146 | 0.019 |
| Deuteranopia (no green cones) | #222C45 | 0.016 |
| Tritanopia (no blue cones) | #003537 | 0.042 |
| Achromatopsia (no color) | #2E2E2E | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1A3045
#1A3045
oklch(30.2% 0.048 248.6)
- #3E2912
#3E2912
oklch(30.1% 0.048 66.7)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #1A3045, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.024
- Space Cadet #2B2D42 ΔE 0.025
- Prussian Blue #1D3557 ΔE 0.034
- Oxford Blue #1B263B ΔE 0.035
- Midnight Green #073B4C ΔE 0.036
- Dark Blue Grey #1F3B4D ΔE 0.038
- Dark #1B2431 ΔE 0.048
- Marine #042E60 ΔE 0.053
Use #1A3045 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.